The IO 102-40 A2M 3 (Model 273460) is a security announcer designed for premises applications. It is listed under the Announcers security for premises category at Safsale.
Before placing an order, check the product attributes and compatibility details carefully to ensure it meets your requirements. For further technical information, contact Safsale directly.
Review IO 102-40 A2M 3 273460 as part of the full system layout, not as an isolated part number.
Match the product to the required rating, connection type, and intended installation environment.
Within Burglar & Fire Alarm Systems, this product can be reviewed together with similar parts and accessories.
Before purchase, confirm dimensions, ratings, connection style, and compatibility using the manufacturer documentation or project schedule. That extra check is useful for contractors, maintenance teams, and technical buyers evaluating IO 102-40 A2M 3 273460 under project deadlines.
Reviews: 2
Average score: 5
Electrical Contractor
27/12/2025
Installed the IO 102-40 A2M 3 in a commercial building’s access control system. The magnetic contact detector was straightforward to wire and integrated well with the existing alarm panel. Its mounting options helped fit into tight spaces. So far, it's been reliable without false alarms, which is essential for our security setups.
Electrical Contractor
26/09/2025
The IO 102-40 A2M 3 magnetic contact detector integrated well into our existing security setup. Its compact design and reliable triggering mechanism made installation straightforward. We confirmed compatibility beforehand, and it performed consistently during testing, providing clear alerts without false alarms. A solid choice for premises requiring dependable contact detection.
Questions: 3
Safsale Product Desk
13/02/2026
Can this product be considered for replacement if physical dimensions match?
The administration's response:
Matching physical dimensions is one factor, but also confirm electrical ratings, connection style, and environmental suitability. Review the full product specifications and project requirements thoroughly to determine if this product can serve as an appropriate replacement.
Safsale Product Desk
23/09/2025
What should be reviewed in the manufacturer documentation?
The administration's response:
Review the full model number, dimensional data, rating tables, material notes, mounting information, and any listed connection details. The short product title is helpful for search, but the datasheet should be the main reference before ordering.
Safsale Product Desk
12/04/2025
What should be saved for purchasing records?
The administration's response:
Save the full product name, model number, category, datasheet reference, rating values, and any important size or connection details. Keeping these fields together helps compare the item later if a replacement or reorder is needed.